Pal-AHK is a research peptide and also known as Palmitoyl Tripeptide. It is still being tested and not for human consumption. Pal-AHK or Palmitoyl Tripeptide study has found it has the capability to build collagen and elastin production. This means it can have a positive effect on antiaging conditions such as wound healing, stopping hair loss, and improving hair condition. It is referred to as the cosmetic peptide.